uart.h

来自「p89lpc915程序」· C头文件 代码 · 共 23 行

#ifdef PH_932
#ifndef _UART_H
#define _UART_H

#define UART_IDLE 0x0
#define UART_RECEIVE 0x1
#define UART_SEND 0x2
#define UART_RECEIVE_OK 0x3
#define UART_SEND_OK 0x4

#define STX 0x02
#define ETX 0x03
#define DLE 0x10

extern char sbuf_value;
extern char rs232_command[];
extern char rs232_state;
extern char rs232_cnt;

/*void rs232_service();*/
#endif
#endif